HP Officejet Pro 3620 User Guide - Page 22
Maintain the printer, Clean the scanner glass and lid backing
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Chapter 1 Maintain the printer This section provides instructions for keeping the printer in top working condition. Perform these maintenance procedures as necessary. • Clean the scanner glass and lid backing • Clean the exterior • Clean the automatic document feeder (ADF) (HP Officejet Pro 3620 only) • Restore factory defaults Clean the scanner glass and lid backing Dust or dirt on the scanner glass, scanner lid backing, or scanner frame can slow down performance, degrade the quality of scans, and affect the accuracy of special features such as fitting copies to a certain page size. To clean the scanner glass and lid backing 1. Turn off the printer. For more information, see Turn off the printer. 2. Lift the scanner lid. 3. Clean the scanner glass and lid backing by using a soft, lint-free cloth that has been sprayed with a mild glass cleaner. 1 Lid backing 2 Scanner glass 18 Get started